135137833 has 2 divisors, whose sum is σ = 135137834. Its totient is φ = 135137832.

The previous prime is 135137803. The next prime is 135137839. The reversal of 135137833 is 338731531.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 83685904 + 51451929 = 9148^2 + 7173^2 .

It is a cyclic number.

It is not a de Polignac number, because 135137833 - 2¹³ = 135129641 is a prime.

It is not a weakly prime, because it can be changed into another prime (135137839) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 67568916 + 67568917.

It is an arithmetic number, because the mean of its divisors is an integer number (67568917).

Almost surely, 2^135137833 is an apocalyptic number.

It is an amenable number.

135137833 is a deficient number, since it is larger than the sum of its proper divisors (1).

135137833 is an equidigital number, since it uses as much as digits as its factorization.

135137833 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 22680, while the sum is 34.

The square root of 135137833 is about 11624.8799133582. The cubic root of 135137833 is about 513.1673106310.

The spelling of 135137833 in words is "one hundred thirty-five million, one hundred thirty-seven thousand, eight hundred thirty-three".